For Gem Enthusiasts

Gem pricing isn’t easy, and guidelines aren’t always fixed. Learn what factors gem cutters should consider to determine a fair price for their…

Some gems show pleochroism, two or three different colors depending on the viewing angle. Learn why this occurs and how it helps gemologists identify…

Thinking about a tourmaline engagement ring? Learn everything you need to know to buy your perfect gem, from hardness and durability to color connoisseurship.…

What’s the difference between synthetic, simulated, and created gemstones? Learn the definitions (and gray areas) of these commonly used terms.…

Like all tourmaline gemstones, rubellite wears well in almost any type of jewelry. This stone’s raspberry-like color draws a great deal of attention.…

Based on interviews with gem trade experts, this series of FAQs addresses many topics, such as gem value, investing, insurance, and collecting.…